<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="流程类型" prop="bpmnType">
        <el-select v-model="queryParams.bpmnType" placeholder="请选择流程类型" clearable>
          <el-option v-for="dict in dict.type.sys_audit_type" :key="dict.value" :label="dict.label"
            :value="dict.value" />
        </el-select>
      </el-form-item>
      <el-form-item label="部署时间">
        <el-date-picker v-model="daterangeDeployTime" style="width: 240px" value-format="yyyy-MM-dd HH:mm:ss"
          type="datetimerange" range-separator="-" start-placeholder="开始日期" end-placeholder="结束日期"></el-date-picker>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="bpmnDesigner = true"
          v-hasPermi="['workflow:bpmnInfo:deploy']">设计流程图</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleDeploy"
          v-hasPermi="['workflow:bpmnInfo:deploy']">流程文件部署</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="bpmnInfoList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="主键" align="center" prop="id" />
      <el-table-column label="流程名称" align="center" prop="bpmnLabel" />
      <el-table-column label="流程定义key" align="center" prop="processDefinitionKey" />
      <el-table-column label="部署时间" align="center" prop="deployTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.deployTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="版本号" align="center" prop="version" />
      <el-table-column label="描述信息" align="center" prop="info" />
      <el-table-column label="流程文件" align="center">
        <template slot-scope="scope">
          <el-button size="mini" type="text" v-hasPermi="['workflow:bpmnInfo:readResource']"  @click="getbpmnResource(scope.row.id)">查看</el-button>
        </template>
      </el-table-column>
      <el-table-column label="流程图" align="center">
        <template slot-scope="scope">
          <el-button size="mini" type="text" v-hasPermi="['workflow:bpmnInfo:readResource']" @click="getimageResource(scope.row.id)">查看</el-button>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button size="mini" type="text" v-hasPermi="['workflow:bpmnInfo:readResource']" @click="getbpmnNode(scope.row.id)">流程节点列表</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
            v-hasPermi="['workflow:bpmnInfo:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total > 0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
      @pagination="getList" />

      <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="流程类型" prop="bpmnType">
          <el-select v-model="form.bpmnType" placeholder="请选择流程类型" clearable>
            <el-option
              v-for="dict in dict.type.sys_audit_type"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="流程文件" prop="bpmnFile">
          <el-upload
            action="/"
            :limit="1"
            :auto-upload="false"
            :on-change="fileChange"
            :file-list="fileList"
          >
            <el-button size="small" type="success">选择文件</el-button>
            <div slot="tip" class="el-upload__tip">只能上传bpmn/xml文件，且不超过500kb</div>
          </el-upload>
        </el-form-item>
        <el-form-item label="备注" prop="info">
          <el-input type="textarea" v-model="form.info" placeholder="请输入备注信息"/>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
    <!-- 流程图设计 -->
    <el-dialog title="流程图设计" :visible.sync="bpmnDesigner" width="1200px" append-to-body>
      <vue-bpmn style="overflow: hidden; height: 570px;" product="activiti"></vue-bpmn>
    </el-dialog>
    <el-dialog title="流程图" :visible.sync="svgResource" width="1200px" append-to-body>
        <div v-html="ResourceView"></div>
    </el-dialog>
    <el-dialog title="流程文件" :visible.sync="bpmnResource" width="1200px" append-to-body>
      <xml-code-mirror :value="ResourceFile"></xml-code-mirror>
    </el-dialog>
  </div>
</template>

<script>
import { listBpmnInfo, delBpmnInfo, deploy,getResource } from "@/api/workflow/bpmnInfo"
import VueBpmn from '@/components/bpmn/VueBpmn.vue'
import XmlCodeMirror from '../../components/XmlCodeMirror'
export default {
  name: "BpmnInfo",
  dicts: ['sys_audit_type'],
  components: {
    VueBpmn,
    XmlCodeMirror
  },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      svgResource:false,
      ResourceView:null,
      bpmnResource:false,
      ResourceFile:null,
      // 非多个禁用
      multiple: true,
      fileList: [], // 用于存放用户要上传的文件
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 流程定义表格数据
      bpmnInfoList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      bpmnDesigner: false,
      // 描述信息时间范围
      daterangeDeployTime: [],
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        bpmnType: null,
        deployTime: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询流程定义列表 */
    getList() {
      this.loading = true;
      this.queryParams.params = {};
      if (null != this.daterangeDeployTime && '' != this.daterangeDeployTime) {
        this.queryParams.params["beginDeployTime"] = this.daterangeDeployTime[0];
        this.queryParams.params["endDeployTime"] = this.daterangeDeployTime[1];
      }
      listBpmnInfo(this.queryParams).then(response => {
        this.bpmnInfoList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    fileChange(file, fileList) { // 当用户选择文件后会自动调用该函数
      this.fileList = fileList
    },
    getbpmnNode(id){
      this.$router.push({
        path:'/flow/bpmNode',
        query:{
          id:id
        }
      })
    },
    getbpmnResource(id){
      let type = 'bpmn'
      getResource(id,type).then(res=>{
        this.ResourceFile = res
        console.log(this.ResourceFile);
        this.bpmnResource = true
      })
    },
    getimageResource(id){
      let type = 'image'
      getResource(id,type).then(res=>{
        this.ResourceView = res
        this.svgResource = true
      })
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        bpmnLabel: null,
        bpmnType: null,
        processDefinitionKey: null,
        deployTime: null,
        version: null,
        info: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.daterangeDeployTime = [];
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleDeploy() {
      this.reset();
      this.open = true;
      this.title = "添加流程定义";
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if(this.fileList.length <= 0) {
            this.$modal.msgError("请选择要部署的流程文件")
            return;
          }
          let formData = new FormData()
          formData.append("file",this.fileList[0].raw)
          formData.append("bpmnType",this.form.bpmnType)
          formData.append("info",this.form.info)
          deploy(formData).then(()=>{
            this.open = false
            this.form = []
            this.$modal.msgSuccess("部署成功")
            this.getList();
          })
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除流程定义编号为"' + ids + '"的数据项？').then(function () {
        return delBpmnInfo(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => { });
    },
  }
};
</script>
